In 1967, young people from across the United States came to San Francisco to take part in what came to be known as the Summer of Love. Watch the first chapter of “Summer of Love” before it airs next Tuesday, June 12 at 9/8c on PBS. | American Experience | PBS

Remembering Clark Gable, Jeanette MacDonald in... San Francisco 🎥 Is a 1936 musical-drama disaster film directed by Woody Van Dyke, based on the April 18, 1906, San Francisco earthquake. The film, which was the top-grossing movie of that year, stars Clark Gable, Jeanette MacDonald, and Spencer Tracy. The then very popular singing of MacDonald helped make this film a hit, coming on the heels of her other 1936 blockbuster, Rose Marie. Famous silent film directors D. W. Griffith and Erich von Stro

#ThrowbackThursday to these Hippies in Haight-Ashbury dancing and listening to the Grateful Dead as they play on a temporary outdoor stage in Panhandle Park on April 20, 1967. (Footage by Getty Images) | SFGATE